diff --git a/requirements_dev.txt b/requirements_dev.txt
index 861d348..16bba59 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,4 +9,4 @@ Sphinx==2.0.1
 twine==1.13.0
 
 pytest==4.4.1
-pytest-runner==4.4
+pytest-runner==6.0.0